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16 August, 19:15

A force of 300 N is used to move a chair a distance of 2 m. How much work is done?

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Answers (2)
  1. 16 August, 19:22
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    Work = force * distance

    = 300 N * 2 m

    = 600 J
  2. 16 August, 19:32
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    It depends on the angle between the force and the displacement.

    Assume the angle is α

    Then W = 300 * 2 * cosα = 600 cosα J

    If you horizontally push the block on a flat plane, then α = 0, then W = 600 J
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